| Acronym | Meaning |
| EM | Enriched Mantle |
| BMA | Butyl Methacrylate |
| MTEL | Maximum Tolerable Exposure Levels |
| VPA | Varied Portions Approach |
| APIOS | Acid Precipitation In Ontario Study |
| HFP | Hartree-Fock Perturbation |
| LUCO | Lowest Unoccupied Crystal Orbital |
| BIF | Boilers And Industrial Furnaces (USEPA Rule) |
| ESEM | Environmental Scanning Electron Microscopy |
| LCCM | Linearized Coupled Cluster Method |